Calc
Profit=p(-p^2+33p+9)-9(-p^2+33p+9)+100 How do I simplify this so I can take the derivativeNovember 25, 2007

Calc
We did what Matt said but we do not know what to do next, our teacher told us to set the derivative equal to zero and then factor to get more than one answer and say which one maximizes the profit but we cannot solve P'=0November 25, 2007

Calc
I am confused on how you did the cost part. I think I got P' but I don't see this in your work. I know I have to set P' equal to zero but I don't know if I have to factor or something firstNovember 25, 2007

Calc
For the first part I took R' and set this equal to zero to get 22, is this right too.November 25, 2007

Calc
Demand is q=-p^2+33p+9 copies of a book sold per week when price is p dollars. Can you help determine what price the company should charge to get the largest revenue? I solved this as a Max Revenue problem and got x=0 and x=22 so the books should be sold for $22 each. IS THIS ...November 25, 2007

College Essay
Thank you very much, I'll definitely look into the comma errors. Seems like there is a lot. Do you think my essay makes sense logically? Did I organize my ideas well? That's what I'm worried about the most. Thank you.November 24, 2007

College Essay
I don't really want it plagiarized. But here it goes: Benjamin Robert Aguirre Born in Palayamkottai, a small, rural town in southern India I came to America when I was only nine months old. Still adjusting to the world around me, I could not tell the difference between our...November 24, 2007

College Essay
Is it alright if I ask for someone to read my college essay? I'll e-mail it if you'd like. I just need some help with it. It's at a bad state right now. Thank you for your help.November 24, 2007

physics
The formula is µ = f / N, where µ is the coefficient of friction, f is the amount of force that resists motion, and N is the normal force. Normal force is the force at which one surface is being pushed into another. If a rock that weighs 50 newtons is lying on the ...September 25, 2007

Writing
I have to write a narrative paper about an experience i have had with my pc or online that is a result of poor communication. any help would be appreciated. thanksSeptember 25, 2007

math
A prime number is a number that has only 2 factors one and itself. A composite number has more than 2 factors. The number 1 is neither a prime number nor a composite number because it has only 1 factor.September 25, 2007

Sciece (chemistry)
Sodium Chloride NaCl can be made by the reaction of sodium with chlorine. Balanced equation: 2Na(s)+Cl2(g)=2NaCl(s) Calculate the maximum mass of sodium chloride which could be obtained from 92g of soium?September 25, 2007

maths
PLS HELP!!!! Some children were sharing oranges. If each child took 3 oranges, there would be 2 oranges left over. But if each child took 4 oranges, there would be 2 oranges short. How many oranges were there?September 1, 2007

Maths
PLS HELP!!! Some children were sharing oranges. If each child took 3 oranges, there would be 2 oranges left over. But if each child took 4 oranges, there would be 2 oranges short. How many oranges were there?September 1, 2007

Maths
Some children were sharing oranges. If each child took 3 oranges, there would be 2 oranges left over. But if each child took 4 oranges, there would be 2 oranges short. How many oranges were there?September 1, 2007

Algebra II
The inverse of f(x) is h(x). The composition of f and h is written f[h(x)]. What does f[h(x)] equal? Hint: Think of a simple problem like f(x) = x + 3. Then the inverse, h(x) would be h(x) = x - 3. What would the composition f[h(x)] equal in this example? f(h) means the ...July 23, 2007

Algebra
What would three points on a graph be, graphing the x and y intercepts, with the equation -x + 3y = -9? The x and y intercepts are what you get when plugging in y=0 or x=0. For a third point, you can choose any other x or y value you want and compute the other coordinateJuly 13, 2007

history
I have a History project, and I have to ask a person questions emigrating from their country to America. Can someone give me websites that have questions to ask? Thank you for using the Jiskha Homework Help Forum. Just take the interrogative/question words and make up your OWN...May 29, 2007

Chemistry
Right firstly entropy is 125.7j/molk. Thus it is 0.1257kj/molk. Now try using the legendre relationship again an you should get an answer of -233.5KJ/mol, which is the same as you get if you calculate it with gibbs free energies of formation. Hope this helps - have fun with ...May 16, 2007

MATH
Which number is an irrational number? a) ã3 b) -13.5 c) 7/11 d) 1/ ã9 What is the definition of an irrational number? Since this is not my area of expertise, I searched Google under the key words "irrational number" to get these possible ...May 10, 2007

math
What kinds of products are manufactured to be parabolic? Name some things that can be elliptical. Parabola: satellite dish, headlights ellipse: The whisper chamber in the United States Capitol is an ellipse, stand at one focus and whisper, and anyone at the other ...April 16, 2007

crime
indictment and information are 2 ways in which the accused can be informed of a charge.What is a third way? is it presentment?April 15, 2007

physics
Zero, a hypothetical planet, has a mass of 3.0*10^23 kg, a radius of 3.0*10^6 m, and no atmosphere. A 10 kg space probe is to be launched vertically from its surface. (a) If the probe is launched with an initial kinetic energy of 5.0*10^7 J, what will be its kinetic energy ...April 8, 2007

ICT
i have been given a question to give an explanation of what logical improvements could be made to a current system to meet the requirements of a new information system...i was wondering what is actually meant bt a logical improvement? logical improvement: Something not ...March 10, 2007

history
Why were hobos called what they were? After the stock market crashed what did people do with their stock? hobo 1889, Western Amer.Eng., of unknown origin, perhaps related to early 19c. Eng. dial. hawbuck "lout, clumsy fellow, country bumpkin." Or from ho, boy, a ...March 9, 2007

Chemistry
How would I draw the abbreviated structural formulae of the products of the complete hydrolosis of this compound, CH3 O (=) N - C - CH - NH2 (-) (-) H CH3 CH3 Sorry about the drawing, the bonds in brackets should be vertical, thanks. We simply can't draw structures on the ...February 21, 2007

Chemistry
Could anyone tell me what the structure of this polymer is ( I need to draw it), I also need to identify three monomer units, CH2 = CH - CH - OH ( CH3 ThanksFebruary 19, 2007

Geography
i got this geography project its a cross word could you help me because google and askjeeves is uselessJanuary 2, 2007

Math
Imagine that a new operational symbol for mathematics has been developed. This symbol is ~ and is represented by: a~b=ab/a-b Using this new symbol, find the value of :(2~3)~4. Just plug in. 2~3 becomes 2*3/(2-3) = -1, and -1~4 becomes -1*4/(-1-5) = -4/-6 = 2/3December 6, 2006

Chemistry
How do you write the combination of: Na2CO3 AgNO3 (CO3 -2) and (Ag=1) Thanks! This is a double displacement reaction. silver carbonate and sodum nitrate form.October 30, 2006

Math
If you deposit $500 in the bank and if you are receving 5% intrest per year. How much your money will be after 5 years? Depends how often it is compounded. The formula is at the followiong link: http://www.studyfinance.com/lessons/timevalue/index.mv?page=03 all of it zwdqpxfh ...October 26, 2006

Ochem
wel i just wanted to know the final answer or at least the equation. Here is my work V= (.234)(.082)(298)/760October 12, 2006

US history
What influence did the enlightenment have on colonial political thought? Use the searching techniques in the last post. For this one, you can try enlightenment influence colonial political or some variation. =)September 28, 2006

US history
what influence did the english whig party have on colonial political thought? It looks as if what you need to do is learn how to conduct thorough and effective searches for yourself. That's what research is, and I'm sure that's what your teacher expects you to do...September 28, 2006

US history
what role did benjamin franklin play in the disputes with england prior to the boston massacre? http://www.mrnussbaum.com/franklin.htm Read the last three paragraphs. =)September 28, 2006

physics
A red train traveling at 72 km/h and a green train traveling at 144 km/h are headed toward one another along a straight, level track. When they are 950m apart, each engineer sees the others train and applies the brakes. The brakes decelerate each train at the rate of 1 ...September 17, 2006

physics
What are the magnitude and direction of the particles acceleration? If a particle is moving along an x axis with a constant acceleration. Some points on the graph are (0, -2), (1,0), (2,6). I got 6 m/s to the right. is this correct? << got 6 m/s to the right. is ...September 17, 2006

physics
A hoodlum throws a stone verticlly downwarsd with an inital speed of 12m/s from the roof of a building,30m above the ground a)How long does it take the stone to reach the ground? b)What is the speed of the stone at impact? What would be the 2 equations for this problem? a) ...September 11, 2006

science
At a construction site a pipe wrench struck the ground wiht a speed of 24 m/s. a) From what height was it inadvertently fropped? b) How long was it falling? for a) the book said it was 29.4m and for b) it was 2.4s but I keep on getting the wrong answers. s=(1/2)gt^2 v=g*t g=9....September 11, 2006

physics
You drive on an interstae 10 from San Antonio to Huston, half the [b]time[/b] at 55km/h and the other half at 90km/h. On the way back you travel half the [b]distance[/b] at 55km/h and the other half at 90km/h. What is your average speed from San Antonio to Houston What is your...September 10, 2006

science
You drive on an interstae 10 from San Antonio to Huston, half the [b]time[/b] at 55km/h and the other half at 90km/h. On the way back you travel half the [b]distance[/b] at 55km/h and the other half at 90km/h. What is your average speed from San Antonio to Houston What is your...September 10, 2006

Math
determine the domain. express in interval notation. y = rt(x^2-7x+10) i know this much- y = rt[(x-5)(x-2)] now what do i do? If you mean by rt the square root of, then the domain is all positive values of (x^2 -7x + 10). So the answer to your question is when is that ...July 27, 2006

English - Parts of Speech
In the sentence "He is projected to win," what part of speech is "to win"? I'm having trouble deciding between noun, adjective, or adverb... Thank you! he is going to win adverd 6th grade. I don't know how to do this can you help me please...August 18, 2005